document.write( "Question 996668: in an opera theater, sections of seating consisting of 3 rows are being laid out. it is planned so each row will he 2 more seats then the one beforeit amd 90 people must he seated in eace section. how many people will be seated in the 3ed row \n" ); document.write( "
Algebra.Com's Answer #805535 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! x = number of people in the first row\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + (x+2) + (x+4) = 90 \n" ); document.write( "3x + 6 = 90 \n" ); document.write( "3x = 84 \n" ); document.write( "x = 28\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There will be x+4 = 32 people in the 3rd row. \n" ); document.write( " |